The universe has quasi-moons, mini-moon, and moonlets, but no official definition of what counts as a moon.

A new study reveals that the largest lunar crater, South Pole-Aitken basin, was formed by an oblique impact that shaped the ...

KENNEDY SPACE CENTER — Citing the proposed budget cuts by the Trump administration, NASA announced on Friday that after the Artemis III mission — where Americans will return to the moon — the rocket ...